Triple

T437784
Position Surface form Disambiguated ID Type / Status
Subject Northern Central Railway E10046 entity
Predicate someRightOfWayUsedBy P13660 FINISHED
Object York County Heritage Rail Trail
The York County Heritage Rail Trail is a multi-use recreational trail in Pennsylvania that follows a historic railroad corridor, offering opportunities for walking, running, cycling, and connecting to the region’s railroading heritage.
 E55323 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: York County Heritage Rail Trail | Statement: [Northern Central Railway, someRightOfWayUsedBy, York County Heritage Rail Trail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: York County Heritage Rail Trail
Context triple: [Northern Central Railway, someRightOfWayUsedBy, York County Heritage Rail Trail]
  • A. North County Trailway
    North County Trailway is a paved multi-use rail trail in Westchester County, New York, popular for walking, running, and cycling along a former railroad corridor.
  • B. Washington & Old Dominion Railroad Trail
    The Washington & Old Dominion Railroad Trail is a popular multi-use paved rail trail in Northern Virginia that follows a former railroad corridor through several communities for recreation and commuting.
  • C. Battle Road Trail
    Battle Road Trail is a historic walking and biking path that follows the route of the opening battles of the American Revolutionary War between Lexington and Concord in Massachusetts.
  • D. Fanny’s Ford Trail
    Fanny’s Ford Trail is a hiking path in North Carolina’s Eno River State Park known for its riverside scenery and access to historic fording sites.
  • E. Schuylkill River Trail
    The Schuylkill River Trail is a popular multi-use recreational path in southeastern Pennsylvania that follows the Schuylkill River, offering scenic routes for walking, running, and cycling through urban and natural landscapes.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: York County Heritage Rail Trail
Triple: [Northern Central Railway, someRightOfWayUsedBy, York County Heritage Rail Trail]
Generated description
The York County Heritage Rail Trail is a multi-use recreational trail in Pennsylvania that follows a historic railroad corridor, offering opportunities for walking, running, cycling, and connecting to the region’s railroading heritage.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: York County Heritage Rail Trail
Target entity description: The York County Heritage Rail Trail is a multi-use recreational trail in Pennsylvania that follows a historic railroad corridor, offering opportunities for walking, running, cycling, and connecting to the region’s railroading heritage.
  • A. North County Trailway
    North County Trailway is a paved multi-use rail trail in Westchester County, New York, popular for walking, running, and cycling along a former railroad corridor.
  • B. Washington & Old Dominion Railroad Trail
    The Washington & Old Dominion Railroad Trail is a popular multi-use paved rail trail in Northern Virginia that follows a former railroad corridor through several communities for recreation and commuting.
  • C. Battle Road Trail
    Battle Road Trail is a historic walking and biking path that follows the route of the opening battles of the American Revolutionary War between Lexington and Concord in Massachusetts.
  • D. Fanny’s Ford Trail
    Fanny’s Ford Trail is a hiking path in North Carolina’s Eno River State Park known for its riverside scenery and access to historic fording sites.
  • E. Schuylkill River Trail
    The Schuylkill River Trail is a popular multi-use recreational path in southeastern Pennsylvania that follows the Schuylkill River, offering scenic routes for walking, running, and cycling through urban and natural landscapes.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a2e8465ef481909655c681b01e2986 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f01d8fa88190849d720b029db479 completed Feb. 28, 2026, 1:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4366eb0588190beb5c43828f8ca45 completed March 1, 2026, 12:51 p.m.
NEDg Description generation batch_69a436c6f1a0819086f8d8f12bc82e87 completed March 1, 2026, 12:53 p.m.
NED2 Entity disambiguation (via description) batch_69a4379eee248190a417b81afbb403ae completed March 1, 2026, 12:57 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.